Definition of Antarctic Circle in English:

Antarctic Circle

Line breaks: Ant|arc¦tic Circle
  • The parallel of latitude 66° 33ʹ south of the equator. It marks the southernmost point at which the sun is visible on the southern winter solstice and the northernmost point at which the midnight sun can be seen on the southern summer solstice.

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Word of the day astrogation
Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
noun
(in science fiction) navigation in outer space